This document details the Yamaha 2CMH'04, a 2004 model featuring a 2-stroke, in-line engine with a displacement of 42.0 cc. Engineered for reliability, this model offers a rated power of 1.5 kW at 4500 rpm and utilizes a carburetor fuel system. Its robust construction and efficient design make it suitable for various applications requiring dependable performance. The serial number for this unit is 2C 6F8K-1003069. This Parts Catalogue, provided in English, covers essential components of the Yamaha 2CMH'04. It includes detailed information on the Cowling & Fuel, Cylinder & Crankcase, Carburetor, Starter, Generator, Bracket, Upper Casing, Lower Casing & Drive, and Repair Kit sections, along with a Numerical Index. This resource is designed to assist owners and technicians in identifying and sourcing the correct parts for maintenance and repair, ensuring the continued optimal performance of the vehicle.